<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>简书首页</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            outline: none;
            box-sizing: border-box;
            list-style: none;
            border: 0;
        }
        
        header {
            height: 56px;
            text-align: center;
            color: #fff;
            line-height: 56px;
            background-color: #ea6f5a
        }
        
        .content {
            background: #000;
            width: 80%;
            margin: 0 auto 0;
        }
        
        .clearfix::after {
            content: '';
            display: table;
            clear: both;
            visibility: hidden;
            height: 0;
        }
        
        .content section {
            background: hotpink;
            width: 65%;
            float: left;
            height: 600px;
        }
        
        .content aside {
            width: 30%;
            float: right;
            background-color: purple;
            height: 600px;
        }
        
        footer {
            background-color: green;
            height: 100px;
        }
    </style>
</head>

<body>
    <div id="wrap">
        <header>简书网站头部</header>
        <div class="content clearfix">
            <section>简书主体内容</section>
            <aside>简书推荐内容</aside>
        </div>
        <footer>简书网站底部，版权、ICP备案号</footer>
    </div>
</body>

</html>